TSA1203IF datasheet(8/30 Pages) STMICROELECTRONICS

8 / 30 page

Electrical characteristics

TSA1203

8/30

Electrical characteristics

Electrical characteristics, unless otherwise specified, are measured at

AVCC =DVCC =VCCB = 2.5 V, FS = 40 Msps, Rpol =18kΩ, Fin = 2 MHz, Vin@ -1 dBFS,

VREFP=0.8 V, VREFM=0 V, and Tamb = 25° C.

Table 6.

Analog inputs

Symbol

Parameter

Test

conditions

Min

Typ

Max

Unit

VIN-VINB Full scale reference voltage

Differential

inputs

mandatory

1.1

2.0

2.8

Vpp

Cin

Input capacitance

7.0

Req

Equivalent input resistor

Analog input bandwidth

Vin@full scale,

Fs=40 Msps

1000

MHz

ERB

Effective resolution bandwidth

MHz

Table 7.

Digital inputs and outputs

Symbol

Parameter

Test

conditions

Min

Typ

Max

Unit

Clock and Select inputs

VIL

Logic "0" voltage

0.8

VIH

Logic "1" voltage

2.0

2.5

OEB input

VIL

Logic "0" voltage

0.25 x VCCBE

VIH

Logic "1" voltage

0.75 x VCCBE

VCCBE

Digital outputs

VOL

Logic "0" voltage

IOL=10 µA

0.1 x VCCBE

VOH

Logic "1" voltage

IOH=10 µA

0.9 x VCCBE

VCCBE

IOZ

High impedance

leakage current

OEB set to

VIH

-1.67

1.67

µA

Output load

capacitance

Table 8.

Reference voltage

Symbol

Parameter

Min

Typ

Max

Unit

VREFP I

VREFP Q

Top internal reference voltage

0.81

0.88

0.94

VINCM I

VINCM Q

Input common mode voltage

0.41

0.46

0.50

Obsolete

Product(s)

- Obsolete

Product(s)

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